404704443 has 16 divisors (see below), whose sum is σ = 633943296. Its totient is φ = 226407840.

The previous prime is 404704441. The next prime is 404704459. The reversal of 404704443 is 344407404.

It is not a de Polignac number, because 404704443 - 2¹ = 404704441 is a prime.

It is a super-3 number, since 3×404704443³ (a number of 27 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 404704443.

It is not an unprimeable number, because it can be changed into a prime (404704441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 471255 + ... + 472112.

It is an arithmetic number, because the mean of its divisors is an integer number (39621456).

Almost surely, 2^404704443 is an apocalyptic number.

404704443 is a deficient number, since it is larger than the sum of its proper divisors (229238853).

404704443 is a wasteful number, since it uses less digits than its factorization.

404704443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943394.

The product of its (nonzero) digits is 21504, while the sum is 30.

The square root of 404704443 is about 20117.2672845991. The cubic root of 404704443 is about 739.6836016509.

The spelling of 404704443 in words is "four hundred four million, seven hundred four thousand, four hundred forty-three".